Notice of Violation of IEEE Publication Principles “Effective Filtering Scheme against RREQ Flooding Attack in Mobile Ad Hoc Networks”, by Jian-Hua Song, Fan Hong, and Yu Zhang in the Proceedings of the Seventh IEEE International Conference on Parallel and Distributed Computing, Applications and Technologies (PDCAT) in 2006. After careful and considered review of the content and authorship of this paper by a duly constituted expert committee, this paper has been found to be in violation of IEEE's Publication Principles. This paper contains significant portions of original text from the paper cited below. The original text was copied without attribution (including appropriate references to the original author(s) and/or paper title) and without permission. Due to the nature of this violation, reasonable effort should be made to remove all past references to this paper, and future references should be made to the following article: “Security Scheme for Distributed DoS in Mobile Ad Hoc Networks”, by Sugata Sanyal, Ajith Abraham, Dhaval Gada, Rajat Gogri, Punit Rathod, Zalak Dedhia, and Nirali Mody in the Sixth International Workshop on Distributed Computing (IWDC), vol. 3326, LNCS. Springer, 2004